<template>
    <div class="login-container">
        <el-form
            ref="loginForm"
            :model="loginForm"
            :rules="loginRules"
            class="login-form"
            auto-complete="on"
            label-position="left"
        >
            <div class="title-container">
                <h3 class="title">{{ $t('login.title') }}</h3>
                <!-- <lang-select class="set-language"/> -->
            </div>

            <el-form-item prop="username">
                <span class="svg-container">
                    <svg-icon icon-class="user"/>
                </span>
                <el-input
                    v-model="loginForm.username"
                    :placeholder="$t('login.username')"
                    name="username"
                    type="text"
                    auto-complete="on"
                />
            </el-form-item>

            <el-form-item prop="password">
                <span class="svg-container">
                    <svg-icon icon-class="password"/>
                </span>
                <el-input
                    :type="passwordType"
                    v-model="loginForm.password"
                    :placeholder="$t('login.password')"
                    name="password"
                    auto-complete="on"
                    @keyup.enter.native="handleLogin"
                />
                <span class="show-pwd" @click="showPwd">
                    <svg-icon icon-class="eye"/>
                </span>
            </el-form-item>

            <el-button
                :loading="loading"
                type="primary"
                style="width:100%;margin-bottom:30px;"
                @click.native.prevent="handleLogin"
            >{{ $t('login.logIn') }}</el-button>

            <div style="position:relative">
                <!-- <div class="tips">
                    <span>{{ $t('login.username') }} : admin</span>
                    <span>{{ $t('login.password') }} : {{ $t('login.any') }}</span>
                </div>
                <div class="tips">
                    <span style="margin-right:18px;">{{ $t('login.username') }} : editor</span>
                    <span>{{ $t('login.password') }} : {{ $t('login.any') }}</span>
                </div> -->

                <!-- <el-button
                    class="thirdparty-button"
                    type="primary"
                    @click="showDialog=true"
                >{{ $t('login.thirdparty') }}</el-button> -->
            </div>
        </el-form>

        <!-- <el-dialog :title="$t('login.thirdparty')" :visible.sync="showDialog">
      {{ $t('login.thirdpartyTips') }}
      <br>
      <br>
      <br>
      <social-sign />
        </el-dialog>-->
    </div>
</template>

<script>
import { isvalidUsername } from '@/utils/validate'
import LangSelect from '@/components/LangSelect'
import SocialSign from './socialsignin'

export default {
    name: 'Login',
    components: { LangSelect, SocialSign },
    data () {
        const validateUsername = (rule, value, callback) => {
            if (!isvalidUsername(value)) {
                callback(new Error('请输入用户名'))
            } else {
                callback()
            }
        }
        const validatePassword = (rule, value, callback) => {
            if (value.length < 6) {
                callback(new Error('密码必须大于等于6位数'))
            } else {
                callback()
            }
        }
        return {
            loginForm: {
                username: '',
                password: ''
            },
            loginRules: {
                username: [{ required: true, trigger: 'blur', validator: validateUsername }],
                password: [{ required: true, trigger: 'blur', validator: validatePassword }]
            },
            passwordType: 'password',
            loading: false,
            showDialog: false,
            redirect: undefined
        }
    },
    watch: {
        $route: {
            handler: function (route) {
                this.redirect = route.query && route.query.redirect
            },
            immediate: true
        }
    },
    created () {
        // window.addEventListener('hashchange', this.afterQRScan)
    },
    destroyed () {
        // window.removeEventListener('hashchange', this.afterQRScan)
    },
    methods: {
        showPwd () {
            if (this.passwordType === 'password') {
                this.passwordType = ''
            } else {
                this.passwordType = 'password'
            }
        },
        handleLogin () {
            this.$refs.loginForm.validate(valid => {
                if (valid) {
                    this.loading = true
                    this.$store.dispatch('LoginByUsername', this.loginForm).then(() => {
                        this.loading = false
                        this.$router.push({ path: this.redirect || '/' })
                    }).catch(() => {
                        this.loading = false
                    })
                } else {
                    console.log('error submit!!')
                    return false
                }
            })
        },
        afterQRScan () {
            // const hash = window.location.hash.slice(1)
            // const hashObj = getQueryObject(hash)
            // const originUrl = window.location.origin
            // history.replaceState({}, '', originUrl)
            // const codeMap = {
            //   wechat: 'code',
            //   tencent: 'code'
            // }
            // const codeName = hashObj[codeMap[this.auth_type]]
            // if (!codeName) {
            //   alert('第三方登录失败')
            // } else {
            //   this.$store.dispatch('LoginByThirdparty', codeName).then(() => {
            //     this.$router.push({ path: '/' })
            //   })
            // }
        }
    }
}
</script>

<style rel="stylesheet/scss" lang="scss">
/* 修复input 背景不协调 和光标变色 */
/* Detail see https://github.com/PanJiaChen/vue-element-admin/pull/927 */

$bg: #283443;
$light_gray: #eee;
$cursor: #fff;

@supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
    .login-container .el-input input {
        color: $cursor;
        &::first-line {
            color: $light_gray;
        }
    }
}

/* reset element-ui css */
.login-container {
    .el-input {
        display: inline-block;
        height: 47px;
        width: 85%;
        input {
            background: transparent;
            border: 0px;
            -webkit-appearance: none;
            border-radius: 0px;
            padding: 12px 5px 12px 15px;
            color: $light_gray;
            height: 47px;
            caret-color: $cursor;
            &:-webkit-autofill {
                -webkit-box-shadow: 0 0 0px 1000px $bg inset !important;
                -webkit-text-fill-color: $cursor !important;
            }
        }
    }
    .el-form-item {
        border: 1px solid rgba(255, 255, 255, 0.1);
        background: rgba(0, 0, 0, 0.1);
        border-radius: 5px;
        color: #454545;
    }
}
</style>

<style rel="stylesheet/scss" lang="scss" scoped>
$bg: #2d3a4b;
$dark_gray: #889aa4;
$light_gray: #eee;

.login-container {
    min-height: 100%;
    width: 100%;
    background-color: $bg;
    overflow: hidden;
    .login-form {
        position: relative;
        width: 520px;
        max-width: 100%;
        padding: 160px 35px 0;
        margin: 0 auto;
        overflow: hidden;
    }
    .tips {
        font-size: 14px;
        color: #fff;
        margin-bottom: 10px;
        span {
            &:first-of-type {
                margin-right: 16px;
            }
        }
    }
    .svg-container {
        padding: 6px 5px 6px 15px;
        color: $dark_gray;
        vertical-align: middle;
        width: 30px;
        display: inline-block;
    }
    .title-container {
        position: relative;
        .title {
            font-size: 26px;
            color: $light_gray;
            margin: 0px auto 40px auto;
            text-align: center;
            font-weight: bold;
        }
        .set-language {
            color: #fff;
            position: absolute;
            top: 5px;
            right: 0px;
        }
    }
    .show-pwd {
        position: absolute;
        right: 10px;
        top: 7px;
        font-size: 16px;
        color: $dark_gray;
        cursor: pointer;
        user-select: none;
    }
    .thirdparty-button {
        position: absolute;
        right: 0;
        bottom: 6px;
    }
}
</style>
